Mandibular Kennedy Cl IV

Mandibular Kennedy Cl IV

Case 52. Figure 11.52 

Figure 11.52. a) Cl IV: Diametric fulcrum axis passing through terminal abutments numbered 34 and 44.
Figure 11.52. a) Cl IV: Diametric fulcrum axis passing through terminal abutments numbered 34 and 44.
Figure 11.52. b) Metal framework design
Figure 11.52. b) Metal framework design

Case description and design parameters

Case classification:
One anterior edentulous space; Cl IV

Support areas:

  • Tooth support: Terminal abutments; diametric fulcrum axis between teeth 34 and 44

  • Occlusal rest: 34 and 44 (DO)

  • Embrasure rest: 36, 37 and 46, 47

  • Tissue support: Mucosal support in the anterior edentulous area

Guide plane:
Free-end; 34 and 44 (M)

Direct retainer:
Double Akers; 36 (MB undercut), 37 (DB undercut), 46 (MB undercut), 47 (DB undercut)
Reciprocation: Reciprocal clasp arm

Indirect retainer:
Occlusal rest; 37 and 47 (MO)
Akers clasp; 36 and 46 (MB undercut)

Major connector:
Lingual plate

Minor connectors:
Those connecting Akers clasps and artificial teeth to the major connector

Prosthesis base and artificial teeth:
Anterior base; metal-acrylic base and acrylic artificial teeth

Case 53. Figure 11.53 

Figure 11.53. a) Cl IV: Diametric fulcrum axis passing through terminal abutments 36 and 46.
Figure 11.53. a) Cl IV: Diametric fulcrum axis passing through terminal abutments 36 and 46.
Figure 11.53. b) Metal framework design.
Figure 11.53. b) Metal framework design.

 

Case 54. Figure 11.54  

Figure 11.54. a) Cl IV: Diagonal fulcrum axis passing through terminal abutments 33 and 46.
Figure 11.54. a) Cl IV: Diagonal fulcrum axis passing through terminal abutments 33 and 46.
Figure 11.54. b) Metal framework design
Figure 11.54. b) Metal framework design

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A Guide to Removable Partial Denture Planning Copyright © 2025 by Funda Akaltan. All Rights Reserved.

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